| Civitavecchia to Aberbargoed | 967.48 mi (1,557.01 km) |
| Civitavecchia to Aberdare | 975.70 mi (1,570.24 km) |
| Civitavecchia to Aberdeen | 1,206.76 mi (1,942.10 km) |
| Civitavecchia to Abergavenny | 965.86 mi (1,554.41 km) |
| Civitavecchia to Abergele | 1,048.42 mi (1,687.27 km) |
| Civitavecchia to Abertawe | 989.24 mi (1,592.03 km) |
| Civitavecchia to Abertillery | 965.69 mi (1,554.12 km) |
| Civitavecchia to Aberystwyth | 1,026.54 mi (1,652.05 km) |
| Civitavecchia to Abingdon | 902.14 mi (1,451.85 km) |
| Civitavecchia to Abram | 1,029.07 mi (1,656.12 km) |
| Civitavecchia to Accrington | 1,034.48 mi (1,664.84 km) |
| Civitavecchia to Acomb | 1,010.36 mi (1,626.02 km) |
| Civitavecchia to Acton | 863.15 mi (1,389.10 km) |
| Civitavecchia to Addlestone | 863.12 mi (1,389.06 km) |
| Civitavecchia to Adel | 1,017.35 mi (1,637.27 km) |
